No missable achievements (plus 37 unknown)
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Murder The Pope.
Go through your first portal in Infinite Love Mode.
Clear 'Flap Your Brains Out.'
Defeat The Groove Wizard.
Go through five portals in Infinite Love Mode without dying.
Clear 'Slow Dance' without killing anything.
Collect every star.
Clear 'Babylon' without killing anything.
Defeat World 1 within 10 minutes.
Go through ten portals in Infinite Love Mode without dying.
Clear 'A Jungle Welcome.'
Survive 'Slow Dance' for 40 seconds without dying.
Defeat World 3 within 22 minutes.
Defeat World 2 within 17 minutes.
Clear 'Ol' Ball and Chain.'
Clear 'Emotional Mess.'
Complete all the holiday levels.
Clear 'The Rabbit Hole.'
Clear every level in World 4.
Clear level 'Run Coward' without dying and collecting the Stars.
Go through fifteen portals in Infinite Love Mode without dying.
Clear level 'Over By Christmas' without dying and collect both Stars.
Defeat World 4 within 26 Minutes.
Beat all gold times.
Go through twenty portals in Infinite Love Mode without dying.
Go through twenty-five portals in Infinite Love Mode without dying.
Earn zero deaths on every level.
Get every Star, beat every Gold Time, and earn 0 deaths in every level.
Hit less than 7 bounce arrows in 'A YOLO Snow Mess.'
Earn every achievement.
Take the shortest route in 'An Evil Portal Mess.'
Bounce on exactly 22 arrows in 'A YOLO Snow Mess.'
Complete every level in 'A Hot Sticky Mess.'
Beat 'A Laser Danger Mess' without dying or using smash.
Clean the clock on all gold times in 'A Hot Sticky Mess.'